Specialists have been usually considering 5 or more apnoeas per hour to be of possible clinical significance (less than 5 per hour is normal). However, another important factor that should be taken into account is whether the person is excessively tired during the day. But in general for any type of apnoea to even be considered of importance it must be at least 10 seconds in duration or longer.
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DNA & Genetics
DNA & Paternity
